[{"data":1,"prerenderedAt":67},["ShallowReactive",2],{"q-nurse-114-3-basic-medicine-045":3},{"subject":4,"subjectSlug":5,"subjectFullName":6,"question":7,"related":37,"lastmod":66},"基礎醫學","basic-medicine","基礎醫學(包括解剖學、生理學、病理學、藥理學、微生物學與免疫學)",{"id":8,"webId":9,"year":10,"session":11,"subject":4,"number":12,"stem":13,"options":14,"answer":19,"answerNote":20,"images":21,"explanation":22,"explanationDeep":23,"topics":24,"freq":27},"nurse-114-3-基礎醫學-045","nurse-114-3-basic-medicine-045",114,3,45,"關於細菌毒素與毒性作用的相關性，下列敘述何者正確？",{"A":15,"B":16,"C":17,"D":18},"霍亂毒素：引發腸壁細胞穿孔死亡","百日咳毒素：活化 T 細胞","白喉毒素：抑制蛋白質生成","炭疽毒素：抑制肌肉放鬆","C",null,[],"本題考點在於細菌外毒素的分子機轉與臨床作用配對。依白喉毒素的作用原理，其透過ADP-核醣基化使延長因子EF-2失活，進而抑制宿主細胞的蛋白質合成而致細胞死亡，(C)配對正確，故選C。(A)霍亂毒素活化腺苷酸環化酶、升高cAMP造成大量水分分泌與水瀉，並非穿孔;(B)百日咳毒素修飾Gi蛋白、干擾訊息傳遞，並非活化T細胞;(D)炭疽毒素由保護抗原、水腫因子與致死因子組成，與抑制肌肉放鬆無關(該描述近似破傷風毒素)，故均錯誤。","外毒素多為A-B型結構:B次單位負責結合細胞、A次單位為酵素活性。白喉與綠膿桿菌外毒素A同樣攻擊EF-2抑制轉譯。神經毒素對比:破傷風毒素阻斷抑制性神經傳遞導致持續肌肉痙攣(牙關緊閉)、肉毒桿菌毒素阻斷乙醯膽鹼釋放造成鬆弛性麻痺，兩者機轉相反。記憶重點:霍亂『升cAMP瀉水』、白喉『停止造蛋白』。",[25,28,31,33,35],{"term":26,"count":27},"白喉毒素",2,{"term":29,"count":30},"細菌外毒素",1,{"term":32,"count":30},"EF-2",{"term":34,"count":30},"蛋白質合成抑制",{"term":36,"count":30},"A-B毒素結構",[38,42,47,52,57,62],{"webId":39,"stem":40,"number":41,"year":10,"session":11},"nurse-114-3-basic-medicine-046","有關腸內菌造成疾病的方式，下列敘述何者最適當？",46,{"webId":43,"stem":44,"number":45,"year":46,"session":27},"nurse-115-2-basic-medicine-042","下列有關抗體的敘述何者錯誤？",42,115,{"webId":48,"stem":49,"number":50,"year":51,"session":27},"nurse-106-2-basic-medicine-006","正常情形下，白血球中數量最多與直徑最大的分別是：",6,106,{"webId":53,"stem":54,"number":55,"year":56,"session":27},"nurse-107-2-basic-medicine-044","下列何種類型的泌尿道結石最常見？",44,107,{"webId":58,"stem":59,"number":60,"year":61,"session":30},"nurse-109-1-basic-medicine-008","下列何者具複層扁平上皮？",8,109,{"webId":63,"stem":64,"number":45,"year":65,"session":30},"nurse-110-1-basic-medicine-042","下列有關栓塞（embolism）的敘述，何者最不適當？",110,"2026-09-04",1788510761349]